About: http://webisa.webdatacommons.org/93274243

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Additionally, since JavaScript and other logic may be executed within the hidden page, it is best practice to leverage the Page Visibility API to detect if the page is visible???which is something you should be doing anyway.
http://www.w3.org/ns/prov#wasQuotedFrom	aosabook.org